:root{
--primary:#e63946;
--primary-dark:#b8232f;
--primary-light:#ff6b76;
--accent:#1d3557;
--text:#22252a;
--text-light:#6b7280;
--bg:#ffffff;
--bg-alt:#f6f7f9;
--border:#e5e7eb;
--shadow:0 4px 18px rgba(17,24,39,.08);
--radius:12px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased;}
a{text-decoration:none;color:inherit;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
h1,h2,h3,h4{line-height:1.3;font-weight:700;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:80px 0;}
.section-alt{background:var(--bg-alt);}
.section-header{text-align:center;max-width:760px;margin:0 auto 48px;}
.section-title{font-size:32px;margin-bottom:14px;color:var(--text);}
.section-subtitle{font-size:16px;color:var(--text-light);}
.grid{display:grid;gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.flex{display:flex;align-items:center;gap:16px;}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;border:1px solid var(--border);}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(17,24,39,.12);}
.card-icon{font-size:28px;color:var(--primary);margin-bottom:16px;font-weight:700;}
.card-title{font-size:19px;margin-bottom:10px;}
.card-text{font-size:15px;color:var(--text-light);}
.card-body{margin-top:8px;}
.btn{display:inline-block;padding:12px 28px;border-radius:999px;font-size:15px;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .25s;text-align:center;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent;}
.btn-outline:hover{background:var(--primary);color:#fff;}
.btn-sm{padding:8px 18px;font-size:14px;}
.nav{position:fixed;top:0;left:0;width:100%;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);z-index:1000;transition:box-shadow .3s;border-bottom:1px solid var(--border);}
.nav.scrolled{box-shadow:0 4px 20px rgba(17,24,39,.1);}
.nav-inner{max-width:1200px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;}
.nav-logo{font-size:20px;font-weight:800;color:var(--primary);letter-spacing:.5px;}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{font-size:15px;color:var(--text);transition:color .2s;}
.nav-link:hover{color:var(--primary);}
.nav-toggle{display:none;background:none;border:none;font-size:24px;color:var(--text);cursor:pointer;}
.nav-cta{display:inline-block;}
.hero{padding:150px 0 80px;background:linear-gradient(135deg,#fff5f5 0%,#ffffff 55%,#f0f2f7 100%);}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{font-size:44px;font-weight:800;margin-bottom:20px;color:var(--text);}
.hero-title span{color:var(--primary);}
.hero-subtitle{font-size:18px;color:var(--text-light);max-width:760px;margin:0 auto 32px;}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:56px;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:900px;margin:0 auto;}
.hero-stat{background:#fff;border-radius:var(--radius);padding:22px 16px;box-shadow:var(--shadow);border:1px solid var(--border);}
.hero-stat-num{font-size:28px;font-weight:800;color:var(--primary);}
.hero-stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}
.timeline{position:relative;padding-left:32px;}
.timeline-item{position:relative;padding-bottom:32px;padding-left:24px;border-left:2px solid var(--border);}
.timeline-dot{position:absolute;left:-9px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 2px var(--primary-light);}
.timeline-content{}
.timeline-date{font-size:13px;color:var(--primary);font-weight:600;}
.timeline-title{font-size:17px;margin:4px 0 6px;}
.timeline-text{font-size:14px;color:var(--text-light);}
.news-list{display:grid;gap:20px;}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:transform .3s,box-shadow .3s;}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.news-title{font-size:18px;margin-bottom:8px;}
.news-meta{font-size:13px;color:var(--text-light);margin-bottom:10px;display:flex;gap:12px;align-items:center;}
.news-date{color:var(--text-light);}
.news-category{background:#fdecee;color:var(--primary);padding:2px 10px;border-radius:999px;font-size:12px;}
.news-summary{font-size:15px;color:var(--text-light);}
.news-body{font-size:15px;color:var(--text);}
.news-tags{margin-top:12px;display:flex;gap:8px;flex-wrap:wrap;}
.tag{display:inline-block;padding:3px 12px;border-radius:999px;background:var(--bg-alt);color:var(--text-light);font-size:12px;border:1px solid var(--border);}
.faq-list{display:grid;gap:16px;max-width:860px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 26px;}
.faq-question{font-size:17px;font-weight:700;margin-bottom:10px;color:var(--text);}
.faq-answer{font-size:15px;color:var(--text-light);}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.form-input,.form-select,.form-textarea{width:100%;padding:12px 16px;border:1px solid var(--border);border-radius:8px;font-size:15px;font-family:inherit;color:var(--text);background:#fff;transition:border-color .2s;}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{display:inline-block;padding:13px 40px;border-radius:999px;background:var(--primary);color:#fff;font-size:15px;font-weight:600;border:none;cursor:pointer;transition:background .25s;}
.form-submit:hover{background:var(--primary-dark);}
.form-tip{font-size:13px;color:var(--text-light);margin-top:10px;}
.stat-item{text-align:center;padding:20px;}
.stat-number{font-size:34px;font-weight:800;color:var(--primary);}
.stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}
.progress{height:10px;background:var(--bg-alt);border-radius:999px;overflow:hidden;margin:8px 0;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-light),var(--primary));border-radius:999px;}
.bar-chart{display:flex;align-items:flex-end;gap:20px;height:220px;padding:20px;background:#fff;border-radius:var(--radius);border:1px solid var(--border);}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;}
.bar-fill{width:100%;background:linear-gradient(180deg,var(--primary-light),var(--primary));border-radius:6px 6px 0 0;min-height:8px;}
.bar-label{font-size:13px;color:var(--text-light);margin-top:10px;}
.badge{display:inline-block;padding:4px 12px;border-radius:999px;background:var(--primary);color:#fff;font-size:12px;font-weight:600;}
.customer-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;text-align:center;transition:transform .3s,box-shadow .3s;}
.customer-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.case-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;}
.honor-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;text-align:center;}
.partner-logo{display:flex;align-items:center;justify-content:center;height:80px;background:var(--bg-alt);border:1px dashed var(--border);border-radius:var(--radius);color:var(--text-light);font-size:14px;}
.review-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;}
.benefit-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;transition:transform .3s;}
.benefit-card:hover{transform:translateY(-4px);}
.step-list{display:grid;gap:20px;}
.step-item{display:flex;gap:18px;align-items:flex-start;}
.step-number{flex-shrink:0;width:42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;}
.region-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;text-align:center;}
.support-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;text-align:center;}
.footer{background:#171a1f;color:#c9ccd2;padding:60px 0 0;}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px 40px;display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:36px;}
.footer-col{font-size:14px;}
.footer-title{font-size:16px;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-link{display:block;color:#c9ccd2;margin-bottom:10px;font-size:14px;transition:color .2s;}
.footer-link:hover{color:var(--primary-light);}
.footer-bottom{border-top:1px solid #2a2e35;padding:22px 20px;max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:#8b9099;}
.footer-info{font-size:14px;color:#c9ccd2;line-height:2;}
@media(max-width:1200px){
.hero-title{font-size:38px;}
}
@media(max-width:992px){
.grid-4{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(2,1fr);}
.hero-stats{grid-template-columns:repeat(2,1fr);}
.footer-inner{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:768px){
.nav-list{position:absolute;top:100%;left:0;width:100%;flex-direction:column;background:#fff;padding:20px;gap:16px;border-bottom:1px solid var(--border);display:none;}
.nav-list.active{display:flex;}
.nav-toggle{display:block;}
.nav-cta{display:none;}
.hero{padding:120px 0 60px;}
.hero-title{font-size:30px;}
.hero-subtitle{font-size:16px;}
.section{padding:56px 0;}
.section-title{font-size:25px;}
.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
.hero-stats{grid-template-columns:repeat(2,1fr);}
.footer-inner{grid-template-columns:1fr;}
}
@media(max-width:480px){
.hero-title{font-size:25px;}
.hero-stats{grid-template-columns:1fr;}
.hero-actions{flex-direction:column;}
.hero-actions .btn{width:100%;}
}